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Uvite and Montebrasite Optical Properties


Montebrasite and Uvite Optical Properties


Optical Properties

Luster
Vitreous   
Not Available   

Pleochroism
Pale yellow colorlessAnthony et al   
Not Available   

Dispersion
0.02   
22
Not Available   

Transparency
Transparent   
TransparentWalter Schumann, Gemstones of the world (2001) More from other references   

Refractive Index
1.614-1.666   
1.578-1.646   

Optic Character
Not Available   
Not Available   

Crystal System
Not Available   
Not Available   

Birefringence
0.014-0.032   
0.020-0.030   

Clarity
Transparent   
TransparentWalter Schumann   

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Uvite and Montebrasite Optic Character

Uvite and Montebrasite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Uvite and Montebrasite Physical Properties like crystallographic symmetry, pleochroism,etc. in the crystal. Some of the optical properties are refractive index, luster, optic character, pleochroism etc. Prominent among these is Uvite and Montebrasite optic character. You might have noticed your gemologist rotating the gemstone while testing it. Rotating a gemstone along its optic axis helps in determining its optic character.

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Uvite and Montebrasite Transparency

Similar to their colors, Uvite and Montebrasite transparency can also be used as criteria for their primary identification. Although transparency cannot be the only criteria for gemstone identification, it can efficiently used in gemstone grading. Talking about their transparency, Uvite is Transparent while Uvite is Transparent in appearance.

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